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ICD-10 Coding for Infusion of Rituximab-abbs(M05.79)

Complete ICD-10-CM coding and documentation guide for Infusion of Rituximab-abbs. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Rituximab-abbs infusionTruxima infusion

Related ICD-10 Code Ranges

Complete code families applicable to Infusion of Rituximab-abbs

M05-M06Primary Range

Rheumatoid arthritis and other inflammatory polyarthropathies

This range includes rheumatoid arthritis, which is a common indication for rituximab-abbs infusion.

Key Information: ICD-10 code for infusion of rituximab-abbs

Essential facts and insights about Infusion of Rituximab-abbs

The ICD-10 code for infusion of rituximab-abbs is M05.79 for rheumatoid arthritis, with Q5115 for the drug.

Primary ICD-10-CM Code for procedure infusion of rituximab-abbs

Rheumatoid arthritis of multiple sites, RF-positive
Billable Code

Decision Criteria

clinical Criteria

  • RF-positive serology and TNF antagonist failure

documentation Criteria

  • Detailed infusion protocol and premedication documentation

Applicable To

  • Rheumatoid arthritis with positive rheumatoid factor

Excludes

  • Rheumatoid arthritis without rheumatoid factor (M06.9)

Clinical Validation Requirements

  • RF-positive serology
  • Documented failure of TNF antagonist

Code-Specific Risks

  • Incorrectly coding as seronegative RA
  • Omitting documentation of RF positivity

Coding Notes

  • Ensure documentation includes RF positivity and prior TNF antagonist failure.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Injection, rituximab-abbs, biosimilar, 10 mg

Q5115
Use for the drug component of the infusion.

Chemotherapy IV infusion, 1st hour

96413
Use for the administration of the infusion.

Chemotherapy IV infusion, each additional hour

96415
Use for each additional hour of infusion.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Rheumatoid arthritis, unspecified

M06.9
Use M06.9 when RF status is negative or unknown.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Infusion of Rituximab-abbs to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code M05.79.

Impact

Clinical: Potential for adverse reactions without documented premedication., Regulatory: Non-compliance with infusion protocols., Financial: Denial of claims due to incomplete documentation.

Mitigation Strategy

Include premedication details in the infusion order, Verify documentation before submission

Impact

Reimbursement: Incorrect reimbursement due to wrong drug code., Compliance: Non-compliance with payer-specific coding requirements., Data Quality: Inaccurate data on drug utilization.

Mitigation Strategy

Verify the specific biosimilar used and code accordingly.

Impact

Incorrect coding of biosimilar drugs.

Mitigation Strategy

Verify drug name and NDC before coding.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Infusion of Rituximab-abbs, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Infusion of Rituximab-abbs

Use these documentation templates to ensure complete and accurate documentation for Infusion of Rituximab-abbs. These templates include all required elements for proper coding and billing.

Rheumatoid arthritis infusion

Specialty: Rheumatology

Required Elements

  • Biosimilar name
  • Dose in mg
  • Infusion rate and duration
  • Premedications

Example Documentation

Truxima (rituximab-abbs) 1,000 mg in 250 mL NS infused over 4 hours. Premeds: acetaminophen 650 mg, diphenhydramine 50 mg.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient received rituximab infusion for RA.
Good Documentation Example
Truxima (rituximab-abbs) 1,000 mg (100 units Q5115) in 250 mL NS infused via pump over 4.25 hours starting at 09:05. Initial rate 50 mg/hr, increased by 50 mg/hr every 30 minutes to max 400 mg/hr. Premeds: acetaminophen 650 mg PO, diphenhydramine 50 mg IV. No infusion reactions observed.
Explanation
The good example provides specific drug, dose, infusion details, and premedication documentation.

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